DYNAMIC TORQUE CONTROL 4WD/AWD SYSTEM, Diagnostic DTC:C1297/97

DTC Code DTC Name
C1297/97 Steering Angle Sensor

DESCRIPTION


DTC No. Detection Item DTC Detection Condition Trouble Area Memory
C1297/97 Steering Angle Sensor When the voltage of 4WD ECU assembly IG terminal is 9.5 V or more, a steering sensor malfunction signal is received.

  • Steering sensor

  • CAN communication system

  • 4WD ECU assembly

  • Brake control system

 DTC stored

CAUTION / NOTICE / HINT

Tech Tips

Check the condition of each related circuit connector before troubleshooting.

Click here

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTCs.

      Click here


      Chassis > ABS/VSC/TRAC > Clear DTCs

    2. Turn the ignition switch off.

    3. Turn the ignition switch to ON again and check that no CAN communication system DTCs are output.

      Click here

    4. Start the engine.

    5. Drive the vehicle at a speed of 35 km/h (22 mph), turn the steering wheel to the right and left and check that no brake control system (steering sensor) DTCs (C1432, C1433 or C1434) are output.

      Click here


      Chassis > ABS/VSC/TRAC > Trouble Codes

      Tech Tips

      When DTCs indicating a CAN communication system malfunction are output, repair the CAN communication system before repairing each corresponding sensor.

      Result
      Result Proceed to
      Neither CAN communication system DTCs nor brake control system DTCs are output A
      CAN communication system DTCs are output B
      Brake control system (steering sensor) DTCs (C1432, C1433 or C1434) are output C

    B

    GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) Click here

    C

    REPAIR CIRCUIT INDICATED BY OUTPUT CODE (BRAKE CONTROL SYSTEM) Click here

    A

  2. READ VALUE USING GTS (STEERING ANGLE VALUE)


    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. Enter the following menus: Chassis / Four Wheel Drive / Data List.

    5. Read the value displayed on the GTS.


      Chassis > Four Wheel Drive > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      Steering Angle Value Steering angle value

      Min.: -3276.8°

      Max.: 3276.7°

      Left turn: Increases

      Right turn: Decreases

      		 Changes in proportion with the amount of steering wheel rotation during steering operation.

      Chassis > Four Wheel Drive > Data List
      Tester Display
      Steering Angle Value
      OK
      The steering angle sensor value changes in accordance with the steering wheel movement.
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE 4WD ECU ASSEMBLY Click here

    NG

    REPLACE STEERING SENSOR Click here